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Armando Sbrana
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Tirrenia, IT
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last 30 patents
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Patent Grant
Process for the preparation of tubular ingot moulds intended for in...
Patent number
5,233,859
Issue date
Aug 10, 1993
Europa Metalli-LMI S.p.A.
Armando Sbrana
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process for the preparation of tubular ingot moulds intended for in...
Patent number
5,136,872
Issue date
Aug 11, 1992
Europa Mettali-LMI s.p.A.
Armando Sbrana
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Process for manufacturing a tubular semifinished copper alloy part
Patent number
4,896,521
Issue date
Jan 30, 1990
Europa Metalli-LMI S.P.A.
Armando Sbrana
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...